<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes">
    <title>Document</title>
</head>
<style>
    * {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }

    body {
        height: 100%;
        overflow: auto;
        background-color: #206fff;
        font-size: 14px;
    }

    a {
        white-space: pre-wrap;
        word-wrap: break-word;
        text-decoration: none;
        color: inherit;
    }
</style>

<body>
    <div>demo</div>
</body>

</html>